Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings


Bearing No. L624549D/514/514D

Specification data (main dimensions, etc.)

d(mm)120.650
D(mm)161.925
T(mm)106.365
W(mm)106.365
r(min.)(mm)1.6
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)347
Basic load ratings : C0r(kN)771
Fatigue load limit : Cu(kN)105
Axial load factors : Y2(mm)1.56
Axial load factors : Y32.32
Axial load factors : Y01.52
Constant e0.43

Mounting dimensions,weight (reference)

da(min.)(mm)130 mm
Da(max.)(mm)153 mm
Da(max.)(mm)147 mm
S(min.)(mm)5.1 mm
ra(max.)(mm)1.6 mm
rb(max.)(mm)1.6 mm
Axial load factors : Y2(mm)1.56 mm
Axial load factors : Y32.32
Axial load factors : Y01.52
Constant e0.43
Mass(Refer.)(kg)6.24 kg
JTEKT

2026/07/18